Rosenfeld, Azriel Digital picture processing / Azriel Rosenfeld, Avinash C. Kak. - New York : Academic Press, 1976. - 457 p. : ill. ; 23 cm. - Computer science and applied mathematics. . Includes bibliographical references and index. ISBN: 0125973608 (hbk.) Subjects--Topical Terms: Optical data processing.